{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["company advisors", "country of administrative divisions", "administrative division of country", "country of capital"], "input": "Mr. Huang implied that China had pressed the United States to deny access to Mr. Chen as the price for its support on curtailing the nuclear programs in Iran and North Korea and addressing the crisis in the Darfur region of Sudan ."}
{"company advisors": [], "country of administrative divisions": [{"subject": "Sudan", "object": "Darfur"}], "administrative division of country": [{"subject": "Darfur", "object": "Sudan"}], "country of capital": []}